According to the National Center for Hydro-Meteorological Forecasting, today, May 11, cold air has affected some places in the northern mountainous region and the Northeast.
The North and North Central regions will have cloudy weather, with moderate rain, heavy rain and thunderstorms at night, and some places will have very heavy rain. In the northern mountainous region, there will be rain, moderate rain and scattered thunderstorms, locally heavy rain; during the day, there will be rain in some places. The lowest temperature is from 19-23 degrees Celsius, in the Northeast, some places are below 18 degrees Celsius.
Weather forecast for today in Hanoi is cloudy. At night there will be moderate rain, heavy rain and thunderstorms, some places will have very heavy rain; during the day there will be rain in some places. The wind changes to northeast level 2-3. The lowest temperature is from 20-22 degrees Celsius, the highest is from 25-27 degrees Celsius.
Other areas will have cloudy weather, rain, moderate rain and scattered thunderstorms, locally heavy rain, concentrated in the late afternoon and evening.
People and tourists should be on guard during thunderstorms with the possibility of tornadoes, lightning, hail and strong gusts of wind.

Hanoi weather forecast for today
The lowest temperature is from 20-22 degrees Celsius.
The highest temperature is from 25-27 degrees Celsius.
Cloudy sky. At night there will be moderate rain, heavy rain and thunderstorms, some places will have very heavy rain; during the day there will be rain in some places. The wind changes to northeast level 2-3. During thunderstorms, there is a possibility of tornadoes, lightning and strong gusts of wind.
Weather forecast for the Northwest region today
The lowest temperature is from 20-23 degrees Celsius, some places below 20 degrees Celsius.
The highest temperature is from 25-28 degrees Celsius, especially in the Northwest region from 28-31 degrees Celsius.
Cloudy sky. At night there will be moderate rain, heavy rain and thunderstorms, locally very heavy rain; during the day there will be showers and thunderstorms in some places. Light wind. During thunderstorms, there is a possibility of tornadoes, lightning, hail and strong gusts of wind.
Weather forecast for the Northeast region today
The lowest temperature is from 19-22 degrees Celsius, in high mountainous areas it is below 18 degrees Celsius.
The highest temperature is from 25-28 degrees Celsius.
Cloudy sky. At night there will be moderate rain, heavy rain and thunderstorms, locally very heavy rain. In the northern mountainous region, there will be rain, moderate rain and scattered thunderstorms, locally heavy rain; during the day, there will be rain in some places.
The wind will shift to northeast level 2-3, coastal areas level 3-4, gusting to level 6. During thunderstorms, there is a possibility of tornadoes, lightning, hail and strong gusts of wind.
Weather forecast for the area from Thanh Hoa to Hue today
The lowest temperature is from 20-23 degrees Celsius, in the South, some places are above 23 degrees Celsius.
The highest temperature is from 26-29 degrees Celsius.
Cloudy sky. At night and in the morning, there will be moderate rain, heavy rain and thunderstorms, locally very heavy rain; later there will be rain in some places. The north wind will shift north to northwest at level 2-3; the southwest wind will be at level 2-3. During thunderstorms, there is a possibility of tornadoes, lightning, hail and strong gusts of wind.
Weather forecast for the area from Da Nang to Binh Thuan today
The lowest temperature is from 24-27 degrees Celsius.
The highest temperature is from 31-34 degrees Celsius, some places are over 35 degrees Celsius.
Cloudy sky. Tonight and evening, there will be scattered showers and thunderstorms; sunny during the day. South to southwest wind level 2-3. During thunderstorms, there is a possibility of tornadoes, lightning, hail and strong gusts of wind.
Weather forecast for the Central Highlands region today
The lowest temperature is from 20-23 degrees Celsius.
The highest temperature is from 27-30 degrees Celsius, some places are over 30 degrees Celsius.
Cloudy sky. There will be rain, moderate rain and scattered thunderstorms, locally heavy rain, concentrated in the late afternoon and evening. Southwest wind level 2-3. During thunderstorms, there is a possibility of tornadoes, lightning, hail and strong gusts of wind.
Weather forecast for the South today
The lowest temperature is from 24-27 degrees Celsius.
The highest temperature is from 29-32 degrees Celsius, some places are over 32 degrees Celsius.
Cloudy sky. There will be rain, moderate rain and scattered thunderstorms, locally heavy rain, concentrated in the late afternoon and evening. During thunderstorms, there is a possibility of tornadoes, lightning, hail and strong gusts of wind.